The 4 45 FS 3M SW ELL by Capitol Manufacturing is a high-quality 45-degree elbow fitting designed for efficient fluid flow in piping systems. With a size of 4 inches, this fitting is perfect for changing the direction of pipes while maintaining optimal flow. Made from durable materials, it ensures longevity and resistance to corrosion. This fitting is suitable for various applications, including plumbing and HVAC systems, and meets industry standards for pressure and temperature ratings. Its smooth interior promotes efficient fluid movement, making it an essential component for any piping project.